I need help with my math homework

Algebra
Tutor: None Selected Time limit: 1 Day

write the equation for a circle that satisfies the given conditions. center(12, -9), radius 2 units

May 6th, 2015

The general equation of a circle centered in A(a,b) and of radius r is :

(x-a)^2+(y-b)^2=r^2 so in this particular case the equation that are you seeking is :

(x-12)^2+(y+9)^2=4

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May 6th, 2015

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